CN215802746U - Automatic snow removing and cleaning device suitable for dome - Google Patents

Abstract

The utility model discloses an automatic snow clearing and cleaning device suitable for a dome, relates to the technical field of snow clearing and cleaning equipment, and particularly relates to an automatic snow clearing and cleaning device for the top of a circular building. The central tube is vertically arranged at the central position of the upper part of the round roof; the rotating mechanism is arranged on the circular roof and positioned around the central pipe, and the rotating mechanism and the central pipe are concentrically arranged; the snow removing mechanism is at least provided with 2 groups which are uniformly distributed outside the rotating mechanism; one end of each group of snow removing mechanisms is connected with the rotating mechanism, and the other end of each group of snow removing mechanisms is arranged on a guide rail arranged on the side wall of the dome through a supporting leg mechanism; the upper part of the central tube is provided with a collecting ring; a ceiling is arranged on the upper part of the central tube and is positioned on the upper part of the collecting ring; the top end of the central tube is provided with a rotary water supply joint. The technical scheme of the utility model solves the problems that the existing dome snow removing equipment in the prior art cannot be suitable for cleaning snow with different thicknesses, has single function and cannot deeply clean the dome.

Description

Automatic snow removing and cleaning device suitable for dome

Technical Field

The utility model discloses an automatic snow clearing and cleaning device suitable for a dome, relates to the technical field of snow clearing and cleaning equipment, and particularly relates to an automatic snow clearing and cleaning device for the top of a circular building.

Background

In northern areas, strong snowfall often occurs, so that the accumulated snow on the dome is serious, even the house collapses, and economic loss and casualties which are difficult to estimate are caused. For the dome, on one hand, economic safety is required, and on the other hand, the dome is more required to be clean and beautiful.

Most existing dome snow removing equipment has the following defects: most of the design methods are directed at rectangular round roofs, and the design of the round roofs is lack of inspiration; the working condition of the snow sweeper is not changed according to the difference of the snowfall thickness, so that the snow sweeper cannot be suitable for sweeping snow with different thicknesses; the function is single, can not carry out deep cleaning to the dome.

In view of the above problems in the prior art, it is necessary to develop a new automatic snow removing and cleaning device for a dome to overcome the problems in the prior art.

Disclosure of Invention

The existing dome snow removing equipment provided according to the prior art has the technical problems that the equipment cannot be suitable for cleaning snow with different thicknesses, has single function, and cannot deeply clean a dome, and the automatic snow cleaning and cleaning device suitable for the dome is provided. The utility model mainly utilizes the rotating mechanism to control the snow cleaning mechanism and the cleaning mechanism to clean the circular dome, realizes the combination of rotating motion and lifting motion, can switch rotating and descending motion and pure rotating motion at any time, and is suitable for various snow removing working conditions.

The technical means adopted by the utility model are as follows:

an automatic snow and cleaning device for a dome comprising: the device comprises a rotating mechanism, a snow removing mechanism, a cleaning mechanism, a supporting leg mechanism, a central pipe, a guide rail, a rotating water supply joint, a collecting ring and a ceiling;

furthermore, the central tube is vertically arranged at the center of the upper part of the dome;

furthermore, the rotating mechanism is arranged on the circular roof and positioned around the central pipe, and the rotating mechanism and the central pipe are concentrically arranged;

furthermore, the snow removing mechanism is at least provided with 2 groups which are uniformly distributed outside the rotating mechanism; one end of each group of snow removing mechanisms is connected with the rotating mechanism, and the other end of each group of snow removing mechanisms is arranged on a guide rail arranged on the side wall of the dome through a supporting leg mechanism; the snow removing structure rotates around the central pipe under the driving of the rotating mechanism and performs circular motion under the support of the support leg mechanism and the guide of the guide rail;

furthermore, the upper part of the central tube is provided with a collecting ring which supplies power for the cleaning mechanism and the supporting leg mechanism;

furthermore, a ceiling is arranged on the upper portion of the central tube and positioned on the upper portion of the collecting ring, and the ceiling is used for protecting the collecting ring and the rotating mechanism from being influenced by rain and snow;

furthermore, the top end of the central tube is provided with a rotary water supply joint which supplies water for the cleaning mechanism.

Further, the rotation mechanism includes: the device comprises a gear rod I, a transmission gear ring I, a bearing inner ring, a bearing outer ring, a roller, a fixed base, a motor I, a motor II, an electromagnetic ring bearing box and an electromagnetic ring;

furthermore, the bearing inner ring and the bearing outer ring are both made of soft magnetic steel materials and are connected through rollers;

further, the bearing outer ring is fixedly connected with the fixed base through a bolt and fixedly arranged on the upper part of the dome through the fixed base;

furthermore, the bearing inner ring is combined with the transmission gear ring I and the transmission gear ring II through internal and external threads;

furthermore, the transmission gear ring I can vertically move up and down relative to the bearing inner ring through thread matching;

furthermore, the lower end of the gear rod I is connected with the output end of a motor I fixedly arranged on the dome, and the upper end of the gear rod I is supported by a bearing seat fixed on the outer wall of the central tube; the gear rod I is meshed with the transmission gear ring I through teeth, so that the transmission gear ring I rotates at a high torque and a low speed;

further, the bottom of the motor II is fixedly arranged on the round house, and the output end of the motor II is fixedly connected with the bottom of the gear rod II; the gear rod II is meshed with the transmission gear ring II through teeth; the motor II drives a gear rod II, the gear rod II drives a transmission gear ring II to rotate through a gear tooth, and the transmission gear ring II vertically moves up and down on the inner ring of the bearing through external threads;

furthermore, the electromagnetic ring bearing box is fixedly arranged on the fixed base;

furthermore, the electromagnet ring is positioned at the upper part of the electromagnet ring bearing box and is positioned at the lower parts of the bearing inner ring and the bearing outer ring; when the electromagnet ring is electrified, the electromagnet ring is adsorbed on the bearing inner ring and the bearing outer ring, so that the bearing cannot rotate; when the electromagnet ring is not electrified, the electromagnet ring falls in the electromagnet ring bearing box, and the bearing inner ring and the bearing outer ring can rotate relatively through the rollers, so that the bearing function of the bearing is realized;

further, the motor I, the motor II and the electromagnet ring are powered by power lines laid inside the dome;

furthermore, at least 2 groups of snow removing mechanisms are uniformly distributed on the excircle of the transmission gear ring I.

Further, the snow removing mechanism comprises: rigid beams and snow blades;

furthermore, the rigid beam is of a truss beam structure, one end of the rigid beam is fixedly connected with the transmission gear ring I, and the other end of the rigid beam is supported on the guide rail by the supporting leg mechanism;

furthermore, the front end of the rigid beam is provided with a snow scraping plate;

further, the overlooking line shapes of the rigid beam and the snow scraper are uniformly designed by adopting logarithmic spiral; when the snow scraper rotates, the scraper blade generates a thrust force F against the snow surface, and because the snow scraper is of a logarithmic spiral type, the perpendicular line of any point on the snow scraper blade forms an angle alpha with the radius of the point, the thrust force F is divided into a force F1 for enabling snow to move along the circumferential direction and a force F2 for pushing the snow out of the dome, wherein F1 is equal to Fcos alpha.

Further, the horizontal front view line shapes of the rigid beams and the snow scraper are consistent with the dome surface of the dome;

furthermore, a cleaning mechanism is arranged on the rigid beam at the rear part of the snow scraper.

Further, the support leg mechanism includes: the device comprises a bearing I, a motor III, a transmission screw, a bearing II, a transmission gear, a roller and a roller shaft;

further, a bearing I is fixedly arranged at the lower part of the external end head of the rigid beam;

further, the top end of the transmission screw is connected with the bearing I in a thread fit manner;

further, the bottom end of the bearing II is connected with the roller through a shaft, and the top end of the bearing II is in threaded fit connection with the transmission screw;

further, the roller is arranged in the guide rail;

further, a motor III is fixedly arranged at the lower part of the rigid beam and is connected with the collecting ring;

furthermore, the transmission gear is arranged on an output shaft of the motor III and is meshed with the transmission screw through teeth;

further, the motor III controls the transmission screw to rotate through the transmission gear, and the transmission screw is in threaded fit with the bearing II to achieve height lifting.

Further, the cleaning mechanism includes: the water pipe, the water sprinkler, the iron block, the electromagnet, the cleaning brush and the slide bar;

furthermore, the water pipe is arranged in a groove at the lower part of the rigid beam and is connected with the rotary water supply joint;

furthermore, N water sprinklers are uniformly distributed on the water pipe;

further, the electromagnet includes: the upper electromagnet and the lower electromagnet are connected with the collecting ring;

furthermore, the upper electromagnet and the lower electromagnet are N pairs, are respectively arranged at two ends of the N sliding rods, and are uniformly distributed and fixed at the rear part of the rigid beam along the length direction of the rigid beam;

furthermore, the iron block is arranged on the sliding rod through N through holes on the iron block;

furthermore, the cleaning brush is arranged at the rear part of the iron block and rotates along with the rigid beam, so that the snow scraper can clear away accumulated snow, and the water spray and the cleaning brush are matched for further deep cleaning of the circular roof.

Furthermore, limit bumps are arranged at the upper part and the lower part of the transmission gear ring I;

further, the limit bumps are divided into an upper limit bump and a lower limit bump;

furthermore, the upper limit stopper is positioned right above the transmission gear ring I;

furthermore, the lower limit bump is positioned right below the transmission gear ring I;

furthermore, a movable range in the vertical direction of the transmission gear ring I is formed between the upper limit bump and the lower limit bump, and the transmission gear ring I is positioned at the highest limit position when the snow sweeping mechanism is stopped at ordinary times; the height setting of the limit bump needs to meet the requirements: when the transmission gear I is positioned at the highest limit position, the lowest position of the snow scraping plate is higher than the highest accumulated snow height; when the transmission gear I is positioned at the lowest limit position, the lowest position of the snow scraping plate does not touch the round roof surface.

Furthermore, a motor III and a motor I are controlled in a linkage mode, the lifting speed of the transmission screw is kept consistent with that of the transmission gear ring I, the height changes of the two ends of the rigid beam are the same, and therefore the snow scraper is kept parallel to a roof all the time.

Further, the motor I, the motor II and the motor III can rotate positively and negatively, the motor I and the motor III are provided with normally closed brakes, and the motor start and stop are controlled by the controller in a unified mode according to control logic.

The working process of the utility model is as follows:

(1) standby mode:

when the transmission gear ring I does not work at ordinary times, the transmission gear ring I is located at the highest position, and the upper surface of the transmission gear ring II is in contact with the lower surface of the transmission gear ring I; the supporting leg mechanism is also positioned at the highest position, and the rigid beam is kept parallel to the dome; all the electric equipment is not electrified; the motor I is provided with a normally closed brake, and the brake is closed when the motor I is not electrified so that the rotating mechanism does not rotate; the electromagnet ring is electroless and falls into the electromagnet ring bearing box; the iron block and the cleaning brush are suspended at the lowest position.

(2) Rotary lifting snow sweeping mode

After the device is electrified, the electromagnet is electrified to suck the iron block and the cleaning brush, so that the iron block and the cleaning brush are prevented from obstructing the snow scraper from sweeping snow; the electromagnet ring I is electrified and is adsorbed on the bearing inner ring and the bearing outer ring, so that the bearing cannot rotate; motor I, motor II, III synchronous start of motor, and three motor coordinated control: the motor I and the motor II enable the transmission gear ring I and the transmission gear ring II to rotate at the same speed and descend; the motor I drives the transmission gear ring I to rotate through a gear rod, the rotating direction is opposite to the outward deflection direction of the logarithmic spiral line shape of the snow scraping plate, and the transmission gear ring I rotates and moves vertically downwards through the thread fit with the inner ring of the bearing; the motor III drives the transmission screw rod to enable the supporting leg mechanism and the transmission gear ring I to descend at the same speed, so that the rigid beam is always kept parallel to the roof; the rigid beam rotates and moves downwards under the driving of the transmission gear I, so that the edge of the snow scraping plate is driven to rotate and move downwards, and the snow scraping plate can scrape snow layer by layer in the rotation process; the snow scraper utilizes the logarithmic spiral line type design to generate outward pushing force along the radius of the dome for the snow accumulated in front, and the shoveled snow is gradually pushed out of the dome in the rotation process.

After the cleaning operation is finished, the motor I, the motor II and the motor III are linked and reversely run according to the original speed, so that the device returns to the initial highest position.

(3) Pure rotation snow sweeping mode

When the transmission gear I touches the lower limit touch: stopping the motor II, and stopping the transmission gear ring II from descending; the electromagnet ring I loses electricity and falls into the electromagnet ring bearing box, and the bearing inner ring and the bearing outer ring can realize relative rotation; the upper surface of the transmission gear ring II is contacted with the lower surface of the transmission gear ring I, so that the transmission gear ring I stops continuously descending, and the inner rings of the driving bearings perform pure horizontal rotation movement together; when the lower limit bump is triggered by the transmission gear I, the motor III is powered off at the same time, and the auxiliary brake is closed, so that the supporting leg mechanism stops lifting movement; in the motion state, the snow removing mechanism is at the lowest working position and is parallel to the dome; after the snow scraper basically removes the snow, the cleaning mechanism can be opened to further deeply clean the dome.

At the rotatory decline in-process of snowboard, if the snowboard adhesion snow is more and when unable in time discharging dome, can get into simple rotation at any height at any time and do not descend the mode, specific procedure as follows: the motor II and the motor III are paused, and the electromagnet ring I loses electricity and falls down; at the moment, the transmission gear ring II and the supporting leg mechanism stop lifting movement, and the transmission gear I stops lifting movement as the lower surface of the transmission gear I presses the upper surface of the transmission gear ring II; the bearing inner ring and the bearing outer ring are not restricted by magnetic attraction and can rotate relatively; at the moment, the motor I drives the transmission gear I, the transmission gear ring II and the bearing inner ring to perform pure horizontal rotation movement together.

(4) Exiting the pure rotation mode, and switching to the mode of rotating while moving up and down

Electrifying the electromagnet ring to ensure that the bearing inner ring and the bearing outer ring can not rotate relatively; the motor I and the motor II operate simultaneously to enable the transmission gear ring I and the transmission gear ring II to rotate at the same speed; at the moment, the transmission gear I rotates and moves up and down between the upper limit bump and the lower limit bump.

(5) Deep cleaning mode for dome

Firstly, a transmission gear I contacts a lower limit bump, and the device enters a pure rotation and non-descending motion mode; then, the upper electromagnet is powered off, the lower electromagnet is powered on, the cleaning brush is sucked down along with the iron block to be in contact with the dome, water is sprayed, and deep cleaning is achieved on the dome along with rotation of the rigid beam; after the cleaning work is finished, the upper electromagnet and the lower electromagnet are powered off and demagnetized, and the cleaning brush is hung on the sliding rod along with the iron block; the function is particularly suitable for buildings with high requirements on clean appearance (such as glass, dome stadiums made of metal dome materials and the like).

Compared with the prior art, the utility model has the following advantages:

1. according to the automatic snow removing and cleaning device suitable for the round roof, the rotating mechanism drives the snow scraping plates to scrape snow layer by layer in the rotating process, and accumulated snow is continuously pushed out of the round roof in the rotating process by utilizing the logarithmic spiral shape of the snow scraping plates;

2. according to the automatic snow removing and cleaning device suitable for the dome, the rotating mechanism realizes the combination of rotating motion and lifting motion, the rotating and lifting snow removing mode and the pure rotating snow removing mode can be switched according to requirements, snow can be efficiently pushed out of the dome, and various snow removing working conditions are adapted;

3. the automatic snow removing and cleaning device suitable for the dome, provided by the utility model, has the snow removing function of the snow removing mechanism, and the cleaning mechanism can also realize flushing and cleaning of the dome, so that deep cleaning is completed, and the building dome is kept clean and attractive.

In conclusion, the technical scheme of the utility model solves the problems that the existing dome snow removing equipment in the prior art cannot be suitable for cleaning snow with different thicknesses, has single function and cannot deeply clean the dome.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view A-A of FIG. 1;

fig. 3 is a schematic view of the top layout structure of the rigid beam and the guide rail according to the present invention.

In the figure: 1. the device comprises a gear rod I2, a transmission gear ring I3, a bearing inner ring 4, a bearing outer ring 5, a roller 6, a fixed base 7, a motor I8, a motor II 9, an electromagnetic ring bearing box 10, an electromagnet ring 11, a limit bump 11-1, an upper limit bump 11-2, a lower limit bump 12, a rigid beam 13, a snow scraper 14, a water pipe 15, a sprinkler 16, an iron block 17, an electromagnet 17-1, an upper electromagnet 17-2, a lower electromagnet 18, a cleaning brush 19, a sliding rod 20, a central pipe 21, a bearing I22, a motor III 23, a transmission screw 24, a bearing II 25, a transmission gear 26, a roller 27, a guide rail 28, a transmission gear ring II 29, a gear rod II 30, a bearing seat 31, a roller shaft 32, a rotary water supply joint 33, a collecting ring 34, a ceiling 35 and a dome.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the utility model. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the absence of any contrary indication, these directional terms are not intended to indicate and imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be considered as limiting the scope of the present invention: the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

As shown in the drawings, the present invention provides an automatic snow cleaning and cleaning device for a dome, comprising: a rotating mechanism, a snow cleaning mechanism, a supporting leg mechanism, a central pipe 20, a guide rail 27, a rotating water supply joint 32, a collecting ring 33 and a ceiling 34; the central tube 20 is vertically arranged at the upper central position of the dome 35; the rotating mechanism is arranged on the circular roof 35 and positioned around the central pipe 20, and the rotating mechanism and the central pipe 20 are arranged concentrically; the snow removing mechanism is at least provided with 2 groups which are uniformly distributed outside the rotating mechanism; one end of each group of snow removing mechanisms is connected with the rotating mechanism, and the other end of each group of snow removing mechanisms is arranged on a guide rail 27 arranged on the side wall of the round roof 35 through a supporting leg mechanism; the snow removing structure rotates around the central pipe 20 under the driving of the rotating mechanism and makes circular motion under the support of the supporting leg mechanism and the guide of the guide rail 27; the upper part of the central tube 20 is provided with a collecting ring 33, and the collecting ring 33 supplies power for the electromagnet 17 and the motor III 22; a ceiling 34 is arranged on the upper part of the central tube 20, and the ceiling 34 is positioned on the upper part of the collecting ring 33 and used for protecting the collecting ring 33 and the rotating mechanism from rain and snow; the top end of the central tube 20 is provided with a rotary water supply connection 32, and the rotary water supply connection 32 supplies water for the cleaning mechanism.

The rotating mechanism includes: the device comprises a gear rod I1, a transmission gear ring I2, a bearing inner ring 3, a bearing outer ring 4, a roller 5, a fixed base 6, a motor I7, a motor II 8, an electromagnetic ring bearing box 9 and an electromagnetic ring 10; the bearing inner ring 3 and the bearing outer ring 4 are both made of soft magnetic steel materials and are connected through a roller 5; the bearing outer ring 4 is fixedly connected with the fixed base 6 through bolts and fixedly arranged on the upper part of the dome 35 through the fixed base 6; the bearing inner ring 3 is combined with the transmission gear ring I2 and the transmission gear ring II 28 through internal and external threads; the transmission gear ring I2 can vertically move relative to the bearing inner ring 3 through thread matching; the lower end of the gear rod I1 is connected with the output end of a motor I7 fixedly arranged on a dome 35, and the upper end of the gear rod I is supported by a bearing seat 30 fixed on the outer wall of a central tube 20; the gear rod I1 is meshed with the transmission gear ring I2 through teeth, so that the transmission gear ring I2 rotates at a high torque and a low speed; the bottom of the motor II 8 is fixedly arranged on the dome 35, and the output end of the motor II is fixedly connected with the bottom of the gear rod II 29; the gear rod II 29 is meshed with the transmission gear ring II 28 through teeth; the motor II 8 drives a gear rod II 29, the gear rod II 29 drives a transmission gear ring II 28 to rotate through a gear tooth, and the transmission gear ring II 28 vertically moves up and down on the bearing inner ring 3 through external threads; the electromagnetic ring bearing box 9 is fixedly arranged on the fixed base 6; the electromagnetic ring 10 is positioned at the upper part of the electromagnetic ring bearing box 9 and is positioned at the lower parts of the bearing inner ring 3 and the bearing outer ring 4; when the electromagnet ring 10 is electrified, the electromagnet ring 10 is adsorbed on the bearing inner ring 3 and the bearing outer ring 4, so that the bearing cannot rotate; when the electromagnet ring 10 is not electrified, the electromagnet ring 10 falls in the electromagnet ring bearing box 9, and the bearing inner ring 3 and the bearing outer ring 4 can rotate relatively through the roller 5, so that the bearing function of the bearing is realized; the motor I7, the motor II 8 and the electromagnet ring 10 are powered by a power line laid inside the dome 35; at least 2 groups of snow removing mechanisms are uniformly arranged on the excircle of the transmission gear ring I2.

Snow removing mechanism includes: a rigid beam 12 and a snow scraper 13; the rigid beam 12 is made of rigid metal with an H-shaped cross section, one end of the rigid beam is fixedly connected with the transmission gear ring I2, and the other end of the rigid beam is supported on the guide rail 27 by a supporting leg mechanism; the front end of the rigid beam 12 is provided with a snow scraper 13; the overlooking line shapes of the rigid beam 12 and the snow scraper 13 are uniformly designed by adopting logarithmic spiral; the horizontal front line shapes of the rigid beam 12 and the snow scraper 13 are consistent with the dome surface of the dome 35; the rigid beam 12 at the rear of the snow scraper 13 is fitted with a cleaning mechanism.

The support leg mechanism includes: the device comprises a bearing I21, a motor III 22, a transmission screw 23, a bearing II 24, a transmission gear 25, a roller 26 and a roller shaft 31; the bearing I21 is fixedly arranged at the lower part of the external end head of the rigid beam 12; the top end of the transmission screw 23 is in threaded fit connection with the bearing I21; the bottom end of the bearing II 24 is connected with the roller 26 through a shaft, and the top end of the bearing II is in threaded fit connection with the transmission screw 23; the rollers 26 are arranged in the guide rails 27; the motor III 22 is fixedly arranged at the lower part of the rigid beam 12 and is connected with the collecting ring 33; the transmission gear 25 is arranged on an output shaft of the motor III 22 and is meshed with the transmission screw 23 through teeth; the motor III 22 controls the transmission screw 23 to rotate through the transmission gear 25, and the transmission screw 23 is in threaded fit with the bearing II 24 to achieve height lifting.

The cleaning mechanism includes: a water pipe 14, a sprinkler 15, an iron block 16, an electromagnet 17, a cleaning brush 18 and a slide bar 19; the water pipe 14 is arranged in a groove at the lower part of the rigid beam 12 and is connected with a rotary water supply joint 32; n water sprinklers 15 are uniformly distributed on the water pipe 14; the electromagnet 17 includes: the upper electromagnet 17-1 and the lower electromagnet 17-2 are connected with the collecting ring 33; the upper electromagnet 17-1 and the lower electromagnet 17-2 are N pairs, are respectively arranged at two ends of N sliding rods 19, and are uniformly distributed and fixed at the rear part of the rigid beam 12 along the length direction of the rigid beam 12; the iron block 16 is arranged on the sliding rod 19 through N through holes on the iron block; the cleaning brush 18 is arranged at the rear part of the iron block 16 and rotates along with the rigid beam 12, so that the snow scraper 13 can remove accumulated snow, and the water spray 15 is matched with the cleaning brush 18 for further deep cleaning of the circular roof.

The upper part and the lower part of the transmission gear ring I2 are provided with limit bumps 11; the limit stopper 11 is divided into an upper limit stopper 11-1 and a lower limit stopper 11-2; the upper limit stopper 11-1 is positioned right above the transmission gear ring I2; the lower limit stopper 11-2 is positioned right below the transmission gear ring I2; a movable range in the vertical direction of the transmission gear ring I2 is formed between the upper limit stop 11-1 and the lower limit stop 11-2, and the transmission gear ring I2 is positioned at the highest limit position when the snow sweeping mechanism is stopped at ordinary times; the height setting of the limit bumps 11 needs to meet the requirements: when the transmission gear I2 is positioned at the highest limit position, the lowest position of the snow scraping plate 13 is higher than the highest accumulated snow height; when the transmission gear I2 is positioned at the lowest limit position, the lowest position of the snow scraping plate 13 does not touch the round roof surface.

The motor III 22 and the motor I7 are in linkage control, the lifting speed of the transmission screw 23 is kept consistent with that of the transmission gear ring I2, the height changes of the two ends of the rigid beam 12 are the same, and therefore the snow scraper 13 is kept parallel to the roof all the time.

The motor I7, the motor II 8 and the motor III 22 can rotate positively and negatively, the motors I7 and III 22 are additionally provided with normally closed brakes, and the motor start and stop are uniformly controlled by the controller according to control logic.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (8)

1. An automatic snow removing and cleaning device for a dome, comprising: the snow cleaning device comprises a rotating mechanism, a snow cleaning mechanism, a supporting leg mechanism, a central pipe (20), a guide rail (27), a rotating water supply joint (32), a collecting ring (33) and a ceiling (34);

the central tube (20) is vertically arranged at the central position of the upper part of the round roof (35);

the rotating mechanism is arranged on the circular roof (35) and positioned around the central pipe (20), and the rotating mechanism and the central pipe (20) are arranged concentrically;

the snow removing mechanism is at least provided with 2 groups which are uniformly distributed outside the rotating mechanism; one end of each group of snow removing mechanisms is connected with the rotating mechanism, and the other end of each group of snow removing mechanisms is arranged on a guide rail (27) arranged on the side wall of the dome (35) through a supporting leg mechanism; the snow cleaning structure rotates around the central pipe (20) under the driving of the rotating mechanism and performs circular motion under the support of the supporting leg mechanism and the guide of the guide rail (27);

the upper part of the central pipe (20) is provided with a collecting ring (33), and the collecting ring (33) supplies power for the cleaning mechanism and the supporting leg mechanism;

a ceiling (34) is arranged at the upper part of the central pipe (20), and the ceiling (34) is positioned at the upper part of the collecting ring (33) and used for protecting the collecting ring (33) and the rotating mechanism from being influenced by rain and snow;

the top end of the central pipe (20) is provided with a rotary water supply joint (32), and the rotary water supply joint (32) supplies water for the cleaning mechanism.

2. An automatic snow and cleaning device for a dome as claimed in claim 1 wherein said rotation mechanism comprises: the device comprises a gear rod I (1), a transmission gear ring I (2), a bearing inner ring (3), a bearing outer ring (4), a roller (5), a fixed base (6), a motor I (7), a motor II (8), an electromagnetic ring bearing box (9) and an electromagnetic ring (10);

the bearing inner ring (3) and the bearing outer ring (4) are both made of soft magnetic steel materials and are connected through a roller (5);

the bearing outer ring (4) is fixedly connected with the fixed base (6) through bolts and fixedly arranged on the upper part of the dome (35) through the fixed base (6);

the bearing inner ring (3) is combined with the transmission gear ring I (2) and the transmission gear ring II (28) through internal and external threads;

the transmission gear ring I (2) can vertically move relative to the bearing inner ring (3) through thread matching;

the lower end of the gear rod I (1) is connected with the output end of a motor I (7) fixedly arranged on a dome (35), and the upper end of the gear rod I is supported by a bearing seat (30) fixed on the outer wall of the central tube (20); the gear rod I (1) is meshed with the transmission gear ring I (2) through teeth, so that the transmission gear ring I (2) rotates at a high torque and a low speed;

the bottom of the motor II (8) is fixedly arranged on the dome (35), and the output end of the motor II is fixedly connected with the bottom of the gear rod II (29); the gear rod II (29) is meshed with the transmission gear ring II (28) through teeth; the motor II (8) drives a gear rod II (29), the gear rod II (29) drives a transmission gear ring II (28) to rotate through a gear tooth, and the transmission gear ring II (28) vertically moves up and down on the bearing inner ring (3) through an external thread;

the electromagnetic ring bearing box (9) is fixedly arranged on the fixed base (6);

the electromagnetic ring (10) is positioned at the upper part of the electromagnetic ring bearing box (9) and is positioned at the lower parts of the bearing inner ring (3) and the bearing outer ring (4); when the electromagnet ring (10) is electrified, the electromagnet ring (10) is adsorbed on the bearing inner ring (3) and the bearing outer ring (4) so that the bearing cannot rotate; when the electromagnet ring (10) is not electrified, the electromagnet ring (10) falls into the electromagnet ring bearing box (9), and the bearing inner ring (3) and the bearing outer ring (4) can rotate relatively through the roller (5) to realize the bearing function;

the motor I (7), the motor II (8) and the electromagnet ring (10) are powered by a power line laid inside the dome (35);

at least 2 groups of snow removing mechanisms are uniformly distributed on the excircle of the transmission gear ring I (2).

3. An automatic snow cleaning and cleaning device for a dome as claimed in claim 2 wherein said snow cleaning mechanism comprises: a rigid beam (12) and a snow scraper (13);

the rigid beam (12) is of a truss beam structure, one end of the rigid beam is fixedly connected with the transmission gear ring I (2), and the other end of the rigid beam is supported on the guide rail (27) by a support leg mechanism;

the front end of the rigid beam (12) is provided with a snow scraping plate (13);

the overlooking line shapes of the rigid beam (12) and the snow scraper (13) are uniformly designed by adopting logarithmic spiral;

the horizontal front view line shapes of the rigid beam (12) and the snow scraper (13) are consistent with the circular roof surface of the circular roof (35);

the rigid beam (12) at the rear part of the snow scraper (13) is provided with a cleaning mechanism.

4. An automatic snow and cleaning apparatus for a dome as claimed in claim 3 wherein said support leg mechanism comprises: the device comprises a bearing I (21), a motor III (22), a transmission screw rod (23), a bearing II (24), a transmission gear (25), a roller (26) and a roller shaft (31);

the bearing I (21) is fixedly arranged at the lower part of the external end head of the rigid beam (12);

the top end of the transmission screw rod (23) is in threaded fit connection with the bearing I (21);

the bottom end of the bearing II (24) is connected with the roller (26) through a shaft, and the top end of the bearing II is in threaded fit connection with the transmission screw rod (23);

the roller (26) is arranged in the guide rail (27);

the motor III (22) is fixedly arranged at the lower part of the rigid beam (12) and is connected with the collecting ring (33);

the transmission gear (25) is arranged on an output shaft of the motor III (22) and is meshed with the transmission screw rod (23) through teeth;

the motor III (22) controls the transmission screw rod (23) to rotate through the transmission gear (25), and the transmission screw rod (23) is in threaded fit with the bearing II (24) to achieve height lifting.

5. An automatic snow and cleaning apparatus for a dome as claimed in claim 3 wherein said cleaning mechanism comprises: a water pipe (14), a water spray (15), an iron block (16), an electromagnet (17), a cleaning brush (18) and a sliding rod (19);

the water pipe (14) is arranged in a groove at the lower part of the rigid beam (12) and is connected with the rotary water supply joint (32);

n water sprinklers (15) are uniformly distributed on the water pipe (14);

the electromagnet (17) comprises: the upper electromagnet (17-1) and the lower electromagnet (17-2) are connected with the collecting ring (33);

the upper electromagnet (17-1) and the lower electromagnet (17-2) are N pairs, are respectively arranged at two ends of N sliding rods (19), and are uniformly distributed and fixed at the rear part of the rigid beam (12) along the length direction of the rigid beam (12);

the iron block (16) is arranged on the sliding rod (19) through N through holes on the iron block;

the cleaning brush (18) is arranged at the rear part of the iron block (16) and rotates along with the rigid beam (12) to realize that the snow scraper (13) removes snow, and the water spray (15) is matched with the cleaning brush (18) to further deeply clean the circular roof.

6. The automatic snow cleaning and cleaning device suitable for the circular roof is characterized in that the upper part and the lower part of the transmission gear ring I (2) are provided with limit bumps (11);

the limit stopper (11) is divided into an upper limit stopper (11-1) and a lower limit stopper (11-2);

the upper limiting stopper (11-1) is positioned right above the transmission gear ring I (2);

the lower limiting stopper (11-2) is positioned right below the transmission gear ring I (2);

a movable range in the vertical direction of the transmission gear ring I (2) is formed between the upper limiting bump (11-1) and the lower limiting bump (11-2), and the transmission gear ring I (2) is positioned at the highest limiting position when the snow sweeping mechanism is stopped at ordinary times; the height setting of the limit bumps (11) needs to meet the requirements: when the transmission gear I (2) is positioned at the highest limit position, the lowest position of the snow scraping plate (13) is higher than the highest accumulated snow height; when the transmission gear I (2) is positioned at the lowest limit position, the lowest position of the snow scraping plate (13) does not touch the round roof surface.

7. The automatic snow removing and cleaning device suitable for the circular roof is characterized in that the motor III (22) and the motor I (7) are controlled in a linkage mode, the lifting speed of the transmission screw rod (23) is kept consistent with that of the transmission gear ring I (2), the height changes of the two ends of the rigid beam (12) are the same, and therefore the snow scraping plate (13) is always parallel to the roof.

8. The automatic snow cleaning and cleaning device suitable for the circular roof is characterized in that the motor I (7), the motor II (8) and the motor III (22) can rotate in the positive and negative directions, the motor I (7) and the motor III (22) are provided with normally closed brakes, and the start and stop of the motors are uniformly controlled by the controller according to control logic.

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